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PART I <br />Page 17 <br />Permit No. COG-600000 <br />C. MONITORING REQUIREMENTS <br />1. Frewencv and Samole Tvce <br />In order to obtain an indication of the probable compliance or noncompliance with the effluent limitazions <br />specified in section B, the permittce shall monitor all effluent pazatnetets az the following frequencies: <br />a. Facilities dischazging wastewater from washing the exteriors of trucks, cars, airplanes, boats <br />(in dry dock), driveways, pazking lou, and roads shall monitor all effluent parameters listed <br />az the following frequencies ruing the listed sample type unless different frequencies are listed <br />on the facility certification. <br />Efflurnt Parameter <br />Flow, gpm <br />Total Suspended Solids, mg/P <br />Total BETX, mg/P <br />pH, s.u. <br />Oil and Grease, mg/P <br />Total Phosphorus as P, mg/P Sce I.C.2. <br />Measuremen[ Freaueni <br />Weekly <br />Monthly <br />Montlily <br />w«wy <br />Weekly <br />Monthly <br />.y Sample Tvoe <br />Ltstantaneous <br />Grab <br />Grab <br />Grab <br />Visual See I.D.13. <br />Grab <br />b. Facilities discharging wastewater from the washing of bleachers, elevated seating, and <br />grandstands, such as those found at outdoor sporting or entertainment evems shall monitor all <br />effluent pazametets listed at the following frequencies using the listed sample type unless <br />different frequrncies are listed on the facility certification. <br />Effluent Parameter Measurement Freauency Samole Twe <br />Flow, gpm Twice per Discharge htstantaneous <br />Total Suspended Solids, mg/P Twice per Discharge Grab <br />Biochemical Oxygen Demand, Twice per Aischazge Grab <br />(BODn mg/P <br />pH, s.u. Twice per Discharge Grab <br />Oil and Grease, mg/P Twice per Discharge Visual Sce I.D.13. <br />Total Phosphorus as P, mg/P See I.C.2. Monthly Grab <br />Twice per dischazge sampling shall be conducted az the beginning and end of the testing period. <br />